Finding the Fourth Proportional to 12,194,414.86, 18,275,676.54 and 4,997,522.74

Step by Step Solution

1. Step 1: Write the proportion equation
   12,194,414.86 : 18,275,676.54 = 4,997,522.74 : x
2. Step 2: Convert to fraction form
   12,194,414.86/18,275,676.54 = 4,997,522.74/x
3. Step 3: Cross multiply
   12,194,414.86x = 18,275,676.54 × 4,997,522.74
4. Step 4: Simplify right side
   12,194,414.86x = 91,333,109,097,534.52
5. Step 5: Solve for x
   x = 91,333,109,097,534.52/12,194,414.86
6. Step 6: Final answer
   x = 7,489,749.21